Have a read of https://research.swtch.com/interfaces. There you'll see
that the memory layout of int and interface{} are not the same. This
means you can't just treat one as the other, which essentially is what
you are asking for.
On Sun, 2020-02-23 at 01:12 -0800, Glen Huang wrote:
> Hi,
>
> I have a function that accepts an argument of type
> map[string]interface{}, and I also have a value of type
> map[string]int.
>
> Currently it seems I can't directly pass the value to the function.
> Is there anyway I can directly coerce it or a new value of the exact
> matching type must be created?
>
> I find it quite surprising that you can directly assign any variables
> to interface{} but not when they are both "scoped inside" a map or a
> slice. Is the asymmetry by design?
>
> Regards
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